Overview
External drives may disconnect when your computer enters sleep mode. This guide explains why it happens and how to prevent unexpected disconnections.

What You Need
⦁ Your Sabrent drive/enclosure

⦁ Access to macOS or Windows power settings

Step-by-Step Instructions
1. Adjust USB Power Settings (Windows)

⦁ Go to Control Panel → Power Options → Change plan settings.

⦁ Select Change advanced power settings.

⦁ Expand USB Settings → USB selective suspend.

⦁ Set it to Disabled.

2. Prevent Drive Sleep (macOS)

⦁ Go to System Settings → Displays → Advanced.

⦁ Disable Put hard disks to sleep when possible.

3. Use a Powered Hub or Direct Port
Plug the drive directly into your laptop/PC or use a powered USB hub to ensure stable voltage.

4. Update Firmware & Drivers
Some firmware releases improve USB stability—check your device’s page on the Sabrent website.

Troubleshooting Notes
⦁ Laptop lid closing can force sleep even if settings are disabled.

⦁ Low-quality cables can cause intermittent power loss.

⦁ USB-C ports may behave differently depending on system power mode.

Extra Tips
⦁ For continuous backup tasks, keep your computer in “Never Sleep” mode.

⦁ Always safely eject if disconnecting manually.